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Key Documents

567549

Millipore

Sodium Phosphate, Monobasic, Monohydrate, Molecular Biology Grade

Useful in conjunction with Sodium Phosphate, Dibasic in the preparation of biological buffers.

Synonym(s):

Sodium phosphate monobasic monohydrate, NaH₂PO₄, Monosodium phosphate, Sodium dihydrogen phosphate monohydrate

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About This Item

Linear Formula:
NaH2PO4 · H2O
CAS Number:
Molecular Weight:
137.99
MDL number:
UNSPSC Code:
12352302

grade

Molecular Biology

Quality Level

Assay

≥99% (titration)

form

crystalline solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze
desiccated (hygroscopic)

color

white

pKa (20 °C)

7.21

solubility

water: 14 mg/mL

cation traces

heavy metals: ≤0.001%
heavy metals (as Pb): ≤0.001%

absorption

≤0.01 at 260 nm
≤0.01 at 280 nm

foreign activity

DNases, proteases, RNases, none detected

shipped in

ambient

storage temp.

10-30°C

SMILES string

[Na+].[H]O[H].OP(O)([O-])=O

InChI

1S/Na.H3O4P.H2O/c;1-5(2,3)4;/h;(H3,1,2,3,4);1H2/q+1;;/p-1

InChI key

BBMHARZCALWXSL-UHFFFAOYSA-M

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General description

Useful in conjuction with sodium phosphate, dibasic (Cat. No. 567550) in the preparation of biological buffers(absorbance: ≤0.01 at 260 nm and 280 nm).
Useful in conjunction with Sodium Phosphate, Dibasic (Cat. No. 567550 or 567547) in the preparation of biological buffers.

Warning

Toxicity: Standard Handling (A)

Reconstitution

Following reconstitution, store at room temperature. Stock solutions are stable for up to 6 months at room temperature.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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